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               Dimension

 440mm*360mm,Other dimensions available upon request. 

Surface roughness

＜ 1nm RMS

Luminous Transmittance（d=1.1 mm）

91.7%

Average Coefficient of Linear Thermal Expansionα（20℃；300℃）

7.2 ⋅ 10-6 K-1

Transformation Temperature TG

557℃

1 MHZ ，Dielectric Constant

6.7

Refractive index nd

1.5255±0.0015

 Density（Annealing at 40 ° C / h）

2.51g/cm3

  Modes of supply

   Thickness

Standard thickness

Number of packages

    Size

1. Standard piece

2.  Wafer

(Round,Squareshapes)

   0.03mm~1.1mm

   0.21mm-100pcs

   0.30mm-100pcs

   0.40mm-50pcs

   0.55mm-50pcs

440mm*360mm

Other sizes on request